Patents

Search tools Text Classification Chemistry Measure Numbers Full documents Title Abstract Claims All Any Exact Not Add AND condition These CPCs and their children These exact CPCs Add AND condition
Exact Exact Batch Similar Substructure Substructure (SMARTS) Full documents Claims only Add AND condition
Add AND condition
Application Numbers Publication Numbers Either Add AND condition

Classifications

H02P21/10 Direct field-oriented control; Rotor flux feed-back control

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CS152368B2

Czechoslovakia


Worldwide applications
0 BE 1970 CH CS AT EG NO LU RO DK GB ES CA NL SE HU FR 1971 SU

Application CS537170A events
1970-07-30
Application filed